Destruction Warlock PvE Stat Priority - 7.2.5
The below Stat Priority recommendation is based on a mix of SimulationCraft, spreadsheets, in-game testing and through collaboration with other players. Understanding the priority will help you make decisions on which gear to use and how to optimize it, helping improve your overall DPS performance.
Intellect > Haste > Crit > Versatility > Mastery
Intellect increases the damage and healing done by your spells.
Haste increases attack and spell casting speed, adds additional damage and healing to DoTsA spell or ability that does damage over time. and HoTsA spell or ability that heals over time., and reduces the GCDA universal cooldown activated by most abilities..
Critical Strike increase the chance for your spells and attacks to critically hit for additional damage and healing.
Versatility increases your damage, healing, and absorption done and decreases damage received.
Mastery provides a passive bonus to your character based on your specialization. Mastery Chaotic Energies causes your spells to deal an additional amount of random damage and also reduces the damage you take by a random amount.
Intellect [9.05] > Haste [7.55] > Crit [6.05] > Versatility [4.55] > Mastery [3.05]
( Pawn: v1: "PvE-Warlock-Destruction-Noxxic": Class=Warlock, Spec=3, CritRating=6.05, MasteryRating=3.05, HasteRating=7.55, Intellect=9.05, Versatility=4.55)